.myActive{
    color: red;
}

.tabbar{
    width: 100%;
    height: 50px;
    line-height: 50px;
    text-align: center;
    background-color: white;

    position: fixed;
    bottom: 0;
    left: 0;
}

.tabbar ul{
    display: flex;
}

.tabbar ul li{
    flex: 1;
    float: left;
}